Re: [PATCH v2 2/5] dax: fallback from pmd to pte on error

2016-04-15 Thread Jeff Moyer
Vishal Verma writes: > From: Dan Williams > > In preparation for consulting a badblocks list in pmem_direct_access(), > teach dax_pmd_fault() to fallback rather than fail immediately upon > encountering an error. The thought being that reducing the span of the > dax request may avoid the error

[PATCH v2 2/5] dax: fallback from pmd to pte on error

2016-03-29 Thread Vishal Verma
From: Dan Williams In preparation for consulting a badblocks list in pmem_direct_access(), teach dax_pmd_fault() to fallback rather than fail immediately upon encountering an error. The thought being that reducing the span of the dax request may avoid the error region. Signed-off-by: Dan Willia